Pith Number

pith:GTPGYARU

pith:2017:GTPGYARU3M7TTPFVXUNFZQTZUN

not attested not anchored not stored refs pending

Experimental measurement-device-independent quantum digital signatures over a metropolitan network

Erika Andersson, Hao Li, Hua-Lei Yin, Hui Liu, Ittoop Vergheese Puthoor, Jian-Wei Pan, Li-Xing You, Marcos Curty, Qiang Zhang, Qi Zhao, Teng-Yun Chen, Wei-Jun Zhang, Wei-Long Wang, Xiang-Xiang Sun, Xiao Jiang, Xiongfeng Ma, Yang Liu, Yan-Lin Tang, Zhen Wang

arxiv:1703.01021 v2 · 2017-03-03 · quant-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GTPGYARU3M7TTPFVXUNFZQTZUN}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T00:45:11.484648Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

34de6c0234db3f39bcb5bd1a5cc279a358b555c2f9d921fb4cdbac80c3db02a7

Aliases

arxiv: 1703.01021 · arxiv_version: 1703.01021v2 · doi: 10.48550/arxiv.1703.01021 · pith_short_12: GTPGYARU3M7T · pith_short_16: GTPGYARU3M7TTPFV · pith_short_8: GTPGYARU

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/GTPGYARU3M7TTPFVXUNFZQTZUN \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 34de6c0234db3f39bcb5bd1a5cc279a358b555c2f9d921fb4cdbac80c3db02a7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a58910c9ea9d7ad716dc72db16b3a368538f699203ee930d8ebab3de15aa33fe",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2017-03-03T03:10:02Z",
    "title_canon_sha256": "a82cc0741aa08cf1e79d8d3634fc33b783ebe745ab30eed0aefba8e05545a7cf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.01021",
    "kind": "arxiv",
    "version": 2
  }
}